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| Mirrors > Home > MPE Home > Th. List > ovresd | Structured version Visualization version GIF version | ||
| Description: Lemma for converting metric theorems to metric space theorems. (Contributed by Mario Carneiro, 2-Oct-2015.) |
| Ref | Expression |
|---|---|
| ovresd.1 | ⊢ (𝜑 → 𝐴 ∈ 𝑋) |
| ovresd.2 | ⊢ (𝜑 → 𝐵 ∈ 𝑋) |
| Ref | Expression |
|---|---|
| ovresd | ⊢ (𝜑 → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ovresd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝑋) | |
| 2 | ovresd.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ 𝑋) | |
| 3 | ovres 7585 | . 2 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑋) → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) | |
| 4 | 1, 2, 3 | syl2anc 596 | 1 ⊢ (𝜑 → (𝐴(𝐷 ↾ (𝑋 × 𝑋))𝐵) = (𝐴𝐷𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 × cxp 5661 ↾ cres 5665 (class class class)co 7419 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-ext 2737 ax-sep 5259 ax-pr 5406 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2744 df-cleq 2757 df-clel 2840 df-ral 3082 df-rex 3092 df-rab 3419 df-v 3459 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4287 df-if 4490 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-br 5112 df-opab 5176 df-xp 5669 df-res 5675 df-iota 6496 df-fv 6548 df-ov 7422 |
| This theorem is used by: sscres 17902 fullsubc 17929 fullresc 17930 funcres2c 17982 mgmn0plusgf 18731 rngchom 20772 ringchom 20801 rhmsubclem4 20837 irinitoringc 21679 psmetres2 24522 xmetres2 24569 prdsdsf 24575 xpsdsval 24589 xmssym 24673 xmstri2 24674 mstri2 24675 xmstri 24676 mstri 24677 xmstri3 24678 mstri3 24679 msrtri 24680 tmsxpsval 24746 ngptgp 24844 nlmvscn 24895 nrginvrcn 24900 nghmcn 24953 cnmpt1ds 25051 cnmpt2ds 25052 ipcn 25456 caussi 25507 causs 25508 minveclem2 25636 minveclem3b 25638 minveclem3 25639 minveclem4 25642 minveclem6 25644 ftc1lem6 26251 ulmdvlem1 26614 abelth 26655 cxpcn3 26964 rlimcnp 27181 zsoring 28653 hhssnv 31687 madjusmdetlem3 34283 qqhcn 34445 qqhucn 34446 ftc1cnnc 38400 ismtyres 38517 isdrngo2 38667 naddcnffo 44149 |
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